diff options
Diffstat (limited to 'drivers/video/omap/dispc.c')
| -rw-r--r-- | drivers/video/omap/dispc.c | 45 |
1 files changed, 36 insertions, 9 deletions
diff --git a/drivers/video/omap/dispc.c b/drivers/video/omap/dispc.c index f16e42154229..c7c6455f1fa8 100644 --- a/drivers/video/omap/dispc.c +++ b/drivers/video/omap/dispc.c @@ -24,11 +24,12 @@ #include <linux/vmalloc.h> #include <linux/clk.h> #include <linux/io.h> +#include <linux/platform_device.h> -#include <mach/sram.h> -#include <mach/omapfb.h> -#include <mach/board.h> +#include <plat/sram.h> +#include <plat/board.h> +#include "omapfb.h" #include "dispc.h" #define MODULE_NAME "dispc" @@ -188,6 +189,11 @@ static struct { struct omapfb_color_key color_key; } dispc; +static struct platform_device omapdss_device = { + .name = "omapdss", + .id = -1, +}; + static void enable_lcd_clocks(int enable); static void inline dispc_write_reg(int idx, u32 val) @@ -204,6 +210,7 @@ static u32 inline dispc_read_reg(int idx) /* Select RFBI or bypass mode */ static void enable_rfbi_mode(int enable) { + void __iomem *rfbi_control; u32 l; l = dispc_read_reg(DISPC_CONTROL); @@ -216,9 +223,15 @@ static void enable_rfbi_mode(int enable) dispc_write_reg(DISPC_CONTROL, l); /* Set bypass mode in RFBI module */ - l = __raw_readl(OMAP2_IO_ADDRESS(RFBI_CONTROL)); + rfbi_control = ioremap(RFBI_CONTROL, SZ_1K); + if (!rfbi_control) { + pr_err("Unable to ioremap rfbi_control\n"); + return; + } + l = __raw_readl(rfbi_control); l |= enable ? 0 : (1 << 1); - __raw_writel(l, OMAP2_IO_ADDRESS(RFBI_CONTROL)); + __raw_writel(l, rfbi_control); + iounmap(rfbi_control); } static void set_lcd_data_lines(int data_lines) @@ -907,20 +920,20 @@ static irqreturn_t omap_dispc_irq_handler(int irq, void *dev) static int get_dss_clocks(void) { - dispc.dss_ick = clk_get(dispc.fbdev->dev, "ick"); + dispc.dss_ick = clk_get(&omapdss_device.dev, "ick"); if (IS_ERR(dispc.dss_ick)) { dev_err(dispc.fbdev->dev, "can't get ick\n"); return PTR_ERR(dispc.dss_ick); } - dispc.dss1_fck = clk_get(dispc.fbdev->dev, "dss1_fck"); + dispc.dss1_fck = clk_get(&omapdss_device.dev, "dss1_fck"); if (IS_ERR(dispc.dss1_fck)) { dev_err(dispc.fbdev->dev, "can't get dss1_fck\n"); clk_put(dispc.dss_ick); return PTR_ERR(dispc.dss1_fck); } - dispc.dss_54m_fck = clk_get(dispc.fbdev->dev, "tv_fck"); + dispc.dss_54m_fck = clk_get(&omapdss_device.dev, "tv_fck"); if (IS_ERR(dispc.dss_54m_fck)) { dev_err(dispc.fbdev->dev, "can't get tv_fck\n"); clk_put(dispc.dss_ick); @@ -1367,10 +1380,17 @@ static int omap_dispc_init(struct omapfb_device *fbdev, int ext_mode, int r; u32 l; struct lcd_panel *panel = fbdev->panel; + void __iomem *ram_fw_base; int tmo = 10000; int skip_init = 0; int i; + r = platform_device_register(&omapdss_device); + if (r) { + dev_err(fbdev->dev, "can't register omapdss device\n"); + return r; + } + memset(&dispc, 0, sizeof(dispc)); dispc.base = ioremap(DISPC_BASE, SZ_1K); @@ -1441,7 +1461,13 @@ static int omap_dispc_init(struct omapfb_device *fbdev, int ext_mode, } /* L3 firewall setting: enable access to OCM RAM */ - __raw_writel(0x402000b0, OMAP2_IO_ADDRESS(0x680050a0)); + ram_fw_base = ioremap(0x68005000, SZ_1K); + if (!ram_fw_base) { + dev_err(dispc.fbdev->dev, "Cannot ioremap to enable OCM RAM\n"); + goto fail1; + } + __raw_writel(0x402000b0, ram_fw_base + 0xa0); + iounmap(ram_fw_base); if ((r = alloc_palette_ram()) < 0) goto fail2; @@ -1508,6 +1534,7 @@ static void omap_dispc_cleanup(void) free_irq(INT_24XX_DSS_IRQ, dispc.fbdev); put_dss_clocks(); iounmap(dispc.base); + platform_device_unregister(&omapdss_device); } const struct lcd_ctrl omap2_int_ctrl = { |